GB1528602A - Vaginal ring - Google Patents

Vaginal ring

Info

Publication number
GB1528602A
GB1528602A GB42719/76A GB4271975A GB1528602A GB 1528602 A GB1528602 A GB 1528602A GB 42719/76 A GB42719/76 A GB 42719/76A GB 4271975 A GB4271975 A GB 4271975A GB 1528602 A GB1528602 A GB 1528602A
Authority
GB
United Kingdom
Prior art keywords
medicated
ring
rings
support ring
support
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB42719/76A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer Pharma AG
Original Assignee
Schering AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE19742450107 external-priority patent/DE2450107A1/de
Priority claimed from DE19752537585 external-priority patent/DE2537585A1/de
Application filed by Schering AG filed Critical Schering AG
Publication of GB1528602A publication Critical patent/GB1528602A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M31/00—Devices for introducing or retaining media, e.g. remedies, in cavities of the body
    • A61M31/002—Devices for releasing a drug at a continuous and controlled rate for a prolonged period of time
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F6/00—Contraceptive devices; Pessaries; Applicators therefor
    • A61F6/06—Contraceptive devices; Pessaries; Applicators therefor for use by females
    • A61F6/08—Pessaries, i.e. devices worn in the vagina to support the uterus, remedy a malposition or prevent conception, e.g. combined with devices protecting against contagion
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/0012—Galenical forms characterised by the site of application
    • A61K9/0034—Urogenital system, e.g. vagina, uterus, cervix, penis, scrotum, urethra, bladder; Personal lubricants
    • A61K9/0036—Devices retained in the vagina or cervix for a prolonged period, e.g. intravaginal rings, medicated tampons, medicated diaphragms

Landscapes

  • Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Reproductive Health (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biomedical Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Anesthesiology (AREA)
  • Urology & Nephrology (AREA)
  • Gynecology & Obstetrics (AREA)
  • Hematology (AREA)
  • Vascular Medicine (AREA)
  • Medicinal Preparation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Materials For Medical Uses (AREA)
GB42719/76A 1974-10-18 1975-10-17 Vaginal ring Expired GB1528602A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19742450107 DE2450107A1 (de) 1974-10-18 1974-10-18 Vaginalring
DE19752537585 DE2537585A1 (de) 1975-08-21 1975-08-21 Vaginalring ii

Publications (1)

Publication Number Publication Date
GB1528602A true GB1528602A (en) 1978-10-18

Family

ID=25767853

Family Applications (1)

Application Number Title Priority Date Filing Date
GB42719/76A Expired GB1528602A (en) 1974-10-18 1975-10-17 Vaginal ring

Country Status (18)

Country Link
US (1) US4012496A (enrdf_load_stackoverflow)
JP (1) JPS5164793A (enrdf_load_stackoverflow)
AU (1) AU501432B2 (enrdf_load_stackoverflow)
CS (1) CS181791B2 (enrdf_load_stackoverflow)
DD (1) DD121601A5 (enrdf_load_stackoverflow)
DK (1) DK140788B (enrdf_load_stackoverflow)
EG (1) EG11804A (enrdf_load_stackoverflow)
ES (1) ES441814A1 (enrdf_load_stackoverflow)
FR (1) FR2287917A1 (enrdf_load_stackoverflow)
GB (1) GB1528602A (enrdf_load_stackoverflow)
HU (1) HU173933B (enrdf_load_stackoverflow)
IE (1) IE42345B1 (enrdf_load_stackoverflow)
IL (1) IL48277A (enrdf_load_stackoverflow)
IT (1) IT1048462B (enrdf_load_stackoverflow)
NL (1) NL7512254A (enrdf_load_stackoverflow)
NO (1) NO753500L (enrdf_load_stackoverflow)
SE (1) SE415070B (enrdf_load_stackoverflow)
SU (1) SU627736A3 (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4888074A (en) * 1987-07-22 1989-12-19 Dow Corning France S.A. Therapeutic rings
EP2062568A1 (en) * 2007-11-22 2009-05-27 Bayer Schering Pharma Oy Vaginal delivery system
WO2009066006A1 (en) * 2007-11-22 2009-05-28 Bayer Schering Pharma Oy Vaginal delivery system
WO2018229148A1 (de) * 2017-06-14 2018-12-20 Amw Gmbh Depotform zur abgabe eines östrogen-wirkstoffs

Families Citing this family (102)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4155991A (en) * 1974-10-18 1979-05-22 Schering Aktiengesellschaft Vaginal ring
JPS52146796A (en) * 1976-06-01 1977-12-06 Yoshikawa Kogyo Kk Treating method of reforming of slag
GB1601777A (en) * 1977-04-29 1981-11-04 Ortho Pharma Corp Vaginal diaphragm and a method for the production thereof
US4093490A (en) * 1977-04-29 1978-06-06 Ortho Pharmaceutical Corporation Method of making vaginal diaphragm
US4191741A (en) * 1978-09-22 1980-03-04 Eli Lilly And Company Removable drug implant
US4215691A (en) * 1978-10-11 1980-08-05 Alza Corporation Vaginal contraceptive system made from block copolymer
US4286587A (en) * 1978-10-11 1981-09-01 Alza Corporation Vaginal drug delivery system made from polymer
US4237885A (en) * 1978-10-23 1980-12-09 Alza Corporation Delivery system with mated members for storing and releasing a plurality of beneficial agents
US4292965A (en) * 1978-12-29 1981-10-06 The Population Council, Inc. Intravaginal ring
US4264576A (en) * 1979-06-28 1981-04-28 Eli Lilly And Company Contraceptive methods and compositions
US4479795A (en) * 1979-06-29 1984-10-30 The Procter & Gamble Company Antimicrobial polymer compositions
US4343788A (en) * 1979-06-29 1982-08-10 The Procter & Gamble Company Antimicrobial polymer compositions
US4264575A (en) * 1979-07-16 1981-04-28 Eli Lilly And Company Contraceptive methods and compositions
US4264578A (en) * 1979-07-16 1981-04-28 Eli Lilly And Company Contraceptive methods and compositions
US4264577A (en) * 1979-08-03 1981-04-28 Eli Lilly And Company Contraceptive methods and compositions
US4341728A (en) * 1979-12-20 1982-07-27 The Population Council, Inc. Method for making an IUD with shrinking of a medicated attachment onto a support
AU538961B2 (en) * 1980-06-09 1984-09-06 Alex Harvey Industries Limited Intra-vaginal device
DE3040978A1 (de) * 1980-10-28 1982-05-27 Schering Ag, 1000 Berlin Und 4619 Bergkamen Vaginalring
EP0081370A1 (en) * 1981-12-07 1983-06-15 Syntex (U.S.A.) Inc. Disposable intravaginal contraceptive devices releasing 1-substituted imidazoles
US4493699A (en) * 1982-04-08 1985-01-15 Eli Lilly And Company Contraceptive methods
US4469671A (en) * 1983-02-22 1984-09-04 Eli Lilly And Company Contraceptive device
US4589880A (en) * 1983-07-14 1986-05-20 Southern Research Institute Disposable spermicide-releasing diaphragm
AU601170B2 (en) * 1985-06-19 1990-09-06 Fortune Capital Management B.V. Pessary
US4762717A (en) * 1986-03-21 1988-08-09 The General Hospital Corporation Continuous delivery of luteinizing hormone releasing hormone compositions in combination with sex steroid delivery for use as a contraceptive
FR2614525B1 (fr) * 1987-04-29 1995-11-10 Jacques Augros Tampon en eponge elastique, notamment tampon vaginal
HU197519B (en) * 1987-06-22 1989-04-28 Biogal Gyogyszergyar Process for producing medicine form capable for penetrating through epidermis and suitable for intaking the agent through epidermis by kinetics of zero-grade
FR2623712B1 (fr) * 1987-11-30 1991-05-03 Yakoun Maurice Element prophylactique anti-infectieux local ou regional a usage medical et veterinaire
JP2590358B2 (ja) * 1988-03-01 1997-03-12 正雄 五十嵐 子宮内膜症治療用の子宮内又は膣内投与製剤
US5295984A (en) 1989-12-07 1994-03-22 Ultrafem, Inc. Vaginal discharge collection device and intravaginal drug delivery system
US6264638B1 (en) 1989-12-07 2001-07-24 Ultrafem, Inc. Intravaginal drug delivery system and discharge collection device
FR2669827B1 (fr) * 1990-12-04 1996-03-01 Maurice Yakoun Element prophylactique forme d'un corps inserable dans l'organisme, muni d'une structure de diffusion in situ d'un produit therapeutique.
DE69424656T2 (de) * 1993-01-26 2001-02-08 Veos Uk Ltd., London Vaginal-vorrichtung zum einmaligen gebrauch
FI95768C (fi) * 1993-06-17 1996-03-25 Leiras Oy Emättimensisäinen antosysteemi
CA2113218A1 (en) * 1993-10-01 1995-04-02 Michael J. Oldham Method of using lectins for contraception and prophylaxis against diseases transmittable by sexual contact and apparatus for administering lectins
AU743947B3 (en) * 1996-05-01 2002-02-07 Interag Synchronising of animal oestrus and intra vaginal devices useful therein
NZ286492A (en) * 1996-05-01 1998-02-26 Dec International Nz Ltd Subst Intra vaginal devices for synchronising oestrus of animals is made up of cured silicone rubber material with 5% by weight of progesterone
AU759755B2 (en) * 1996-05-01 2003-05-01 Interag Synchronising of animal oestrus and intra vaginal devices useful therein
JP4303788B2 (ja) 1996-07-03 2009-07-29 ウルトラフェム インコーポレイテッド エラストマ物品を製造する方法およびシステム
US5972372A (en) * 1996-07-31 1999-10-26 The Population Council, Inc. Intravaginal rings with insertable drug-containing core
US6416779B1 (en) * 1997-06-11 2002-07-09 Umd, Inc. Device and method for intravaginal or transvaginal treatment of fungal, bacterial, viral or parasitic infections
US6183461B1 (en) 1998-03-11 2001-02-06 Situs Corporation Method for delivering a medication
US6139535A (en) * 1999-05-27 2000-10-31 Situs Corporation Method and apparatus for placement and activation of a medical device within a body cavity
US6264973B1 (en) * 1999-08-26 2001-07-24 Fei Enterprises, Ltd. Apparatus and method for anesthetizing the cervical region of a female
EP1313422B1 (en) * 2000-08-24 2010-01-20 Sidney Lerner Non-hormonal vaginal contraceptive
WO2002076426A2 (en) * 2001-03-27 2002-10-03 Galen (Chemicals) Limited Intravaginal drug delivery devices for the administration of an antimicrobial agent
CN1210079C (zh) * 2001-04-25 2005-07-13 上海市计划生育科学研究所 阴道环制剂及其应用
MX2013000002A (es) * 2001-07-27 2013-04-29 Teva Womens Health Inc Metodos de tratamiento de condiciones patologicas asociadas con vejiga hiperactiva.
US6808518B2 (en) * 2001-09-28 2004-10-26 Ethicon, Inc. Methods and devices for treating diseased blood vessels
AR026386A1 (es) * 2001-10-24 2003-02-12 Massara Julio Eduardo Un dispositivo intravaginal que contiene progesterona, util como inductor de celo en bovinos productores de carne y leche, y el procedimiento paraprepararlo
US7005138B2 (en) * 2001-12-21 2006-02-28 Duramed Pharmaceuticals, Inc. Method of systematically delivering SSRIs
US20030229057A1 (en) * 2002-03-11 2003-12-11 Caubel Patrick Michel Continuous sulfatase inhibiting progestogen hormone replacement therapy
US20030219471A1 (en) * 2002-03-11 2003-11-27 Caubel Patrick Michel Extended cycle estrogen and sulfatase inhibiting progestogen contraceptive regimens
US7497855B2 (en) * 2002-09-04 2009-03-03 Microchips, Inc. Method and device for the controlled delivery of parathyroid hormone
US20040089308A1 (en) * 2002-11-13 2004-05-13 Welch Robert A. Cervical ring to deliver medication
CA2523859C (en) 2003-04-29 2011-08-02 The General Hospital Corporation Methods and devices for the sustained release of multiple drugs
US7816546B2 (en) * 2003-06-30 2010-10-19 Richter Gedeon Vegyeszeti Gyar Rt. Process for the synthesis of high purity d-(17α)-13-ethyl-17-hydroxy-18,19-dinorpregn-4-ene-20-yn-3-one-oxime
ES2442675T3 (es) * 2003-07-10 2014-02-12 Warner Chilcott (Ireland) Limited Dispositivos intravaginales de suministro de fármacos
US7488316B2 (en) * 2005-01-25 2009-02-10 Microchips, Inc. Control of drug release by transient modification of local microenvironments
WO2006133048A2 (en) * 2005-06-03 2006-12-14 Duramed Pharmaceuticals, Inc. Pharmaceutical compositions comprising prostanoid-receptor agonists and methods of making and using the same
CA2615393C (en) 2005-07-19 2011-09-20 The Population Council, Inc. Methods and compositions for emergency contraception using endothelin receptor antagonists
US7824383B2 (en) * 2006-06-16 2010-11-02 Family Health International Vaginal drug delivery system and method
USD619250S1 (en) 2007-06-14 2010-07-06 Family Health International Vaginal drug delivery device
PT2249757T (pt) 2008-02-04 2017-11-15 Ferring Bv Anéis intravaginais monolíticos compreendendo progesterona e métodos de preparação e suas utilizações
WO2009109966A1 (en) * 2008-03-04 2009-09-11 Elan Ziv Vaginal carrier for the controlled release of substances
US20100040671A1 (en) * 2008-08-12 2010-02-18 Ahmed Salah U Intravaginal Devices With a Rigid Support, Methods of Making, and Uses Thereof
EP4108216A1 (en) 2009-06-03 2022-12-28 Forsight Vision5, Inc. Anterior segment drug delivery
IN2012DN00711A (enrdf_load_stackoverflow) * 2009-07-21 2015-06-19 Population Council Inc
KR20130045332A (ko) * 2010-06-22 2013-05-03 지아시앙 차오 항콜린제를 포함하는 질내 기구 및 그 제조방법
US8980304B2 (en) 2010-08-20 2015-03-17 Teva Women's Health, Inc. Barrel-shaped vaginal ring
US8580294B2 (en) 2010-10-19 2013-11-12 International Partnership For Microbicides Platinum-catalyzed intravaginal rings
CN103917202B (zh) 2011-09-14 2016-06-29 弗赛特影像5股份有限公司 眼插入件装置和方法
US9301920B2 (en) 2012-06-18 2016-04-05 Therapeuticsmd, Inc. Natural combination hormone replacement formulations and therapies
PL2782584T3 (pl) 2011-11-23 2021-12-13 Therapeuticsmd, Inc. Naturalne skojarzone hormonalne formulacje i terapie zastępcze
CN102553063B (zh) * 2012-01-17 2015-07-22 上海市计划生育科学研究所 包含克霉唑、甲硝唑和洗必泰的阴道给药装置及其制备方法
EP2641602A1 (en) 2012-03-23 2013-09-25 PregLem S.A. Method for treating gynecological diseases
US10806740B2 (en) 2012-06-18 2020-10-20 Therapeuticsmd, Inc. Natural combination hormone replacement formulations and therapies
US10806697B2 (en) 2012-12-21 2020-10-20 Therapeuticsmd, Inc. Vaginal inserted estradiol pharmaceutical compositions and methods
US20150196640A1 (en) 2012-06-18 2015-07-16 Therapeuticsmd, Inc. Progesterone formulations having a desirable pk profile
US20130338122A1 (en) 2012-06-18 2013-12-19 Therapeuticsmd, Inc. Transdermal hormone replacement therapies
PL2911623T3 (pl) 2012-10-26 2020-03-31 Forsight Vision5, Inc. System oczny do przedłużonego uwalniania leku do oka
US10471072B2 (en) 2012-12-21 2019-11-12 Therapeuticsmd, Inc. Vaginal inserted estradiol pharmaceutical compositions and methods
US9180091B2 (en) 2012-12-21 2015-11-10 Therapeuticsmd, Inc. Soluble estradiol capsule for vaginal insertion
US10537581B2 (en) 2012-12-21 2020-01-21 Therapeuticsmd, Inc. Vaginal inserted estradiol pharmaceutical compositions and methods
US11266661B2 (en) 2012-12-21 2022-03-08 Therapeuticsmd, Inc. Vaginal inserted estradiol pharmaceutical compositions and methods
US10568891B2 (en) 2012-12-21 2020-02-25 Therapeuticsmd, Inc. Vaginal inserted estradiol pharmaceutical compositions and methods
US11246875B2 (en) 2012-12-21 2022-02-15 Therapeuticsmd, Inc. Vaginal inserted estradiol pharmaceutical compositions and methods
CN105120874A (zh) 2013-04-10 2015-12-02 普雷格莱姆股份有限公司 孕酮受体调节剂在子宫肌瘤疗法中的用途
SE539540C2 (sv) 2013-09-12 2017-10-10 Qpharma Ab Ett läkemedelsavgivningssystem för en eller flera aktiva beståndsdelar
JPWO2015041353A1 (ja) * 2013-09-20 2017-03-02 潤子 八木 子宮脱又は子宮下垂治療用リングペッサリー
USD726313S1 (en) * 2013-11-08 2015-04-07 Merck Sharp & Dohme B.V. Vaginal ring applicator
US10137031B2 (en) 2013-11-14 2018-11-27 International Partnership For Microbicides, Inc. Combination therapy intravaginal rings
JP2017516768A (ja) 2014-05-22 2017-06-22 セラピューティックスエムディー インコーポレーテッドＴｈｅｒａｐｅｕｔｉｃｓｍｄ， Ｉｎｃ． 天然の併用ホルモン補充療法剤及び療法
WO2016156403A1 (en) 2015-03-31 2016-10-06 Merck Sharp & Dohme B.V. Vaginal ring applicator
US20160296532A1 (en) 2015-04-13 2016-10-13 Forsight Vision5, Inc. Ocular Insert Composition of a Semi-Crystalline or Crystalline Pharmaceutically Active Agent
US10328087B2 (en) 2015-07-23 2019-06-25 Therapeuticsmd, Inc. Formulations for solubilizing hormones
HK1254072A1 (zh) * 2015-12-21 2019-07-12 Bayer Oy 制造阴道环的方法
BR112018070199A2 (pt) 2016-04-01 2019-01-29 Therapeuticsmd Inc composição farmacêutica de hormônio esteroide
US10286077B2 (en) 2016-04-01 2019-05-14 Therapeuticsmd, Inc. Steroid hormone compositions in medium chain oils
WO2019084469A1 (en) 2017-10-27 2019-05-02 Renovia Inc. DEVICES, SYSTEMS, AND METHODS FOR PELVIC FLOOR MUSCLE TRAINING
JP7734128B2 (ja) * 2019-11-12 2025-09-04 ポリ－メッド インコーポレイテッド 避妊用医療器具
US11633405B2 (en) 2020-02-07 2023-04-25 Therapeuticsmd, Inc. Steroid hormone pharmaceutical formulations
USD935018S1 (en) * 2020-04-07 2021-11-02 The Population Council, Inc. Contraceptive

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DE1945275U (de) * 1965-04-30 1966-09-01 Ortho Pharma Corp Intrauterine vorrichtung zur empfaengnisverhuetung.
US3545349A (en) * 1968-08-01 1970-12-08 Hans Gert Otterman Self-propelling paving machine
GB1291704A (en) * 1968-12-11 1972-10-04 Nat Res Dev Intra-uterine contraceptive
US3911911A (en) * 1969-06-16 1975-10-14 Reese Hospital Michael Anti-fertility device
GB1294468A (en) * 1969-11-04 1972-10-25 Smith & Nephew Intra-uterine contraceptive device
US3920805A (en) * 1971-12-09 1975-11-18 Upjohn Co Pharmaceutical devices and method
US3805777A (en) * 1972-07-20 1974-04-23 A Ansari Intrauterine device and means for inserting and removing the same
US3908646A (en) * 1972-07-20 1975-09-30 Amir H Ansari Concentric loop intrauterine device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4888074A (en) * 1987-07-22 1989-12-19 Dow Corning France S.A. Therapeutic rings
EP2062568A1 (en) * 2007-11-22 2009-05-27 Bayer Schering Pharma Oy Vaginal delivery system
WO2009066006A1 (en) * 2007-11-22 2009-05-28 Bayer Schering Pharma Oy Vaginal delivery system
EA018112B1 (ru) * 2007-11-22 2013-05-30 Байер Ой Вагинальная система доставки
WO2018229148A1 (de) * 2017-06-14 2018-12-20 Amw Gmbh Depotform zur abgabe eines östrogen-wirkstoffs

Also Published As

Publication number Publication date
IL48277A (en) 1978-03-10
DK463575A (enrdf_load_stackoverflow) 1976-04-19
SE415070B (sv) 1980-09-08
AU8583575A (en) 1977-04-21
NO753500L (enrdf_load_stackoverflow) 1976-04-21
EG11804A (en) 1981-12-31
AU501432B2 (en) 1979-06-21
SE7511619L (sv) 1976-04-20
IE42345L (en) 1976-04-18
JPS5164793A (enrdf_load_stackoverflow) 1976-06-04
SU627736A3 (ru) 1978-10-05
CS181791B2 (en) 1978-03-31
FR2287917A1 (fr) 1976-05-14
ES441814A1 (es) 1977-06-16
FR2287917B1 (enrdf_load_stackoverflow) 1980-05-09
DK140788B (da) 1979-11-19
IT1048462B (it) 1980-11-20
NL7512254A (nl) 1976-04-21
US4012496A (en) 1977-03-15
HU173933B (hu) 1979-09-28
IL48277A0 (en) 1975-12-31
DD121601A5 (enrdf_load_stackoverflow) 1976-08-12
IE42345B1 (en) 1980-07-16
DK140788C (enrdf_load_stackoverflow) 1980-05-05

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee